Shortened footnote and citation:
{{sfn|McDowell|Walker|2013|p=}}
* {{cite book | last=McDowell | first=Josh | last2=Walker | first2=Jim | title=Understanding Islam and Christianity | publisher=Harvest House Publishers | date=2013-10-01 | isbn=978-0-7369-4991-0}}
Named reference:
<ref name="w188">{{cite book | last=McDowell | first=Josh | last2=Walker | first2=Jim | title=Understanding Islam and Christianity | publisher=Harvest House Publishers | date=2013-10-01 | isbn=978-0-7369-4991-0 | page=}}</ref>